TimezoneToolbox

IST to CET converter

CET is usually 3 h 30 min behind IST. It is 4 h 30 min behind IST 1 Jan–29 Mar and 25 Oct–31 Dec 2026, because of daylight saving time.

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IST to CET table

For 12 July 2026, when CET is 3 h 30 min behind IST. Other dates: see the table on the right.

ISTCET24-hour
12:00 AM8:30 PM prev. day0:00 → 20:30
1:00 AM9:30 PM prev. day1:00 → 21:30
2:00 AM10:30 PM prev. day2:00 → 22:30
3:00 AM11:30 PM prev. day3:00 → 23:30
4:00 AM12:30 AM 4:00 → 0:30
5:00 AM1:30 AM 5:00 → 1:30
6:00 AM2:30 AM 6:00 → 2:30
7:00 AM3:30 AM 7:00 → 3:30
8:00 AM4:30 AM 8:00 → 4:30
9:00 AM5:30 AM 9:00 → 5:30
10:00 AM6:30 AM 10:00 → 6:30
11:00 AM7:30 AM 11:00 → 7:30
12:00 PM8:30 AM 12:00 → 8:30
1:00 PM9:30 AM 13:00 → 9:30
2:00 PM10:30 AM 14:00 → 10:30
3:00 PM11:30 AM 15:00 → 11:30
4:00 PM12:30 PM 16:00 → 12:30
5:00 PM1:30 PM 17:00 → 13:30
6:00 PM2:30 PM 18:00 → 14:30
7:00 PM3:30 PM 19:00 → 15:30
8:00 PM4:30 PM 20:00 → 16:30
9:00 PM5:30 PM 21:00 → 17:30
10:00 PM6:30 PM 22:00 → 18:30
11:00 PM7:30 PM 23:00 → 19:30

When the difference changes

Computed from the IANA tz database (release 2026c). Governments can change these rules; the live converter uses your browser’s own copy of the database.

2026: from (UTC)until (UTC)CET vs IST
1 January 202629 March 20264 h 30 min behind
29 March 202625 October 20263 h 30 min behind
25 October 202631 December 20264 h 30 min behind
2027: from (UTC)until (UTC)CET vs IST
1 January 202728 March 20274 h 30 min behind
28 March 202731 October 20273 h 30 min behind
31 October 202731 December 20274 h 30 min behind

IST: India Standard Time · IST time now
IST can also mean Irish Standard Time or Israel Standard Time. This page means India (Asia/Kolkata), which has one zone and no daylight saving time.

CET: Central European Time · CET time now
In summer the same countries use CEST (UTC+2).

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Questions

What is the time difference between IST and CET?

CET is usually 3 h 30 min behind IST. It is 4 h 30 min behind IST 1 Jan–29 Mar and 25 Oct–31 Dec 2026, because of daylight saving time.

What is 9 am IST in CET?

9:00 am IST is 5:30 AM CET, on dates when the usual difference applies. Use the converter above for any specific date.

Which IST does this page use?

IST can also mean Irish Standard Time or Israel Standard Time. This page means India (Asia/Kolkata), which has one zone and no daylight saving time.

Which CET does this page use?

In summer the same countries use CEST (UTC+2).